userspace stack unwinding · Maintained

Maintainers

• M Josh Poimboeuf <jpoimboe@kernel.org>
• M Steven Rostedt <rostedt@goodmis.org>

Paths

• F include/linux/unwind*.h
• F kernel/unwind/

Last 30 days

Active reviewers (last 30 days)

• Jens Remus <hidden>
  7 attestations (4 Reviewed-by, 3 Suggested-by) · last on 2026-05-19

Recent patches

Most-recent 23 patches in this subsystem on live-patching, ordered by date desc.

• COLD20d [PATCH v6 8/9] sframe: Initialize debug info for kernel sections
  2026-05-19 · Dylan Hatch <hidden>
• COLD20d REVIEWED: 1 (0M) [PATCH v6 7/9] sframe: Introduce in-kernel SFRAME_VALIDATION
  2026-05-19 · Dylan Hatch <hidden>
• COLD20d REVIEWED: 1 (0M) [PATCH v6 6/9] arm64/module, sframe: Add sframe support for modules
  2026-05-19 · Dylan Hatch <hidden>
• COLD20d REVIEWED: 1 (0M) [PATCH v6 5/9] sframe: Provide PC lookup for vmlinux .sframe section
  2026-05-19 · Dylan Hatch <hidden>
• COLD20d REVIEWED: 1 (0M) [PATCH v6 1/9] sframe: Allow kernelspace sframe sections
  2026-05-19 · Dylan Hatch <hidden>
• COLD20d Re: [PATCH v5 0/8] unwind, arm64: add sframe unwinder for kernel
  2026-04-30 · Jens Remus <hidden>
• COLD20d Re: [PATCH v5 6/8] arm64/module, sframe: Add sframe support for modules
  2026-04-30 · Jens Remus <hidden>
• COLD20d REVIEWED: 1 (0M) [PATCH v5 7/8] sframe: Introduce in-kernel SFRAME_VALIDATION
  2026-04-28 · Dylan Hatch <hidden>
• COLD20d REVIEWED: 1 (0M) [PATCH v5 6/8] arm64/module, sframe: Add sframe support for modules
  2026-04-28 · Dylan Hatch <hidden>
• COLD20d REVIEWED: 1 (0M) [PATCH v5 5/8] sframe: Allow unsorted FDEs
  2026-04-28 · Dylan Hatch <hidden>
• COLD20d REVIEWED: 1 (0M) [PATCH v5 4/8] sframe: Provide PC lookup for vmlinux .sframe section
  2026-04-28 · Dylan Hatch <hidden>
• COLD20d REVIEWED: 1 (0M) [PATCH v5 1/8] sframe: Allow kernelspace sframe sections
  2026-04-28 · Dylan Hatch <hidden>
• COLD42d [PATCH v4 7/8] sframe: Introduce in-kernel SFRAME_VALIDATION
  2026-04-21 · Dylan Hatch <hidden>
• COLD42d REVIEWED: 1 (0M) [PATCH v4 6/8] arm64/module, sframe: Add sframe support for modules
  2026-04-21 · Dylan Hatch <hidden>
• COLD42d REVIEWED: 1 (0M) [PATCH v4 5/8] sframe: Allow unsorted FDEs
  2026-04-21 · Dylan Hatch <hidden>
• COLD42d REVIEWED: 1 (0M) [PATCH v4 4/8] sframe: Provide PC lookup for vmlinux .sframe section
  2026-04-21 · Dylan Hatch <hidden>
• COLD42d [PATCH v4 1/8] sframe: Allow kernelspace sframe sections
  2026-04-21 · Dylan Hatch <hidden>
• COLD48d Re: [PATCH v3 7/8] sframe: Introduce in-kernel SFRAME_VALIDATION.
  2026-04-20 · Jens Remus <hidden>
• COLD48d [PATCH v3 7/8] sframe: Introduce in-kernel SFRAME_VALIDATION.
  2026-04-06 · Dylan Hatch <hidden>
• COLD48d [PATCH v3 6/8] arm64/module, sframe: Add sframe support for modules.
  2026-04-06 · Dylan Hatch <hidden>
• COLD48d [PATCH v3 5/8] sframe: Allow unsorted FDEs.
  2026-04-06 · Dylan Hatch <hidden>
• COLD48d [PATCH v3 4/8] sframe: Provide PC lookup for vmlinux .sframe section.
  2026-04-06 · Dylan Hatch <hidden>
• COLD48d [PATCH v3 1/8] sframe: Allow kernelspace sframe sections.
  2026-04-06 · Dylan Hatch <hidden>

Quiet for 30+ days

Patches with no review trailers and no replies. Either the author is heads-down elsewhere or these slipped through. Oldest first.

• COLD20d Re: [PATCH v5 6/8] arm64/module, sframe: Add sframe support for modules
  2026-04-30 · Jens Remus <hidden>